Site details

Overview

Estuary Powlett River Estuary
CMA West Gippsland CMA
Type Physico-Chemical
Site code Po2
Site name Site two (Mouth of Powlett Road Bridge)
Nearest road and town Mouth of Powlett Road, Dalyston
Description Ocean side of Mouth of Powlett Road Bridge, in between the 6th and 7th reflector when coming from the Kilcunda side of bridge (approx halfway).
Site access Head east along the Mouth of Powlett Road, park in the carpark located beside the Mouth of Powlett Bridge.
Land use
  • Native Bushland
  • Rural Grazing
Land use description This site is surrounded by submerged wetland (oceanside of bridge), saltmarsh (eastern bank on inland side of bridge) and a 5-10 metre revege site (western bank on inland side of bridge).
Status Active
Observation history 13-03-2010 - 13-02-2019

Map

Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
Turbidity tubes do not measure below 9 NTU; Chart values of 9 should be interpreted as < 9 NTU

Observations

Date 27-04-2018 25-05-2018 13-06-2018 18-06-2018 19-06-2018 19-06-2018 20-06-2018 18-07-2018 13-08-2018 27-09-2018 25-10-2018 16-11-2018 10-12-2018 18-01-2019 13-02-2019
Observation #12006 #12093 #12142 #12187 #12197 #12191 #12199 #12266 #12320 #12424 #12468 #12585 #12584 #12658 #12699

Observation summaries

Turbidity NTU

27-04-2018 25-05-2018 13-06-2018 18-06-2018 19-06-2018 20-06-2018 18-07-2018 13-08-2018 27-09-2018 25-10-2018 16-11-2018 10-12-2018 18-01-2019 13-02-2019
Top 0.2 1.4 0.1 0.3 6.6 12.0 10.4 57.2 7.3 2.3 4.4 2.9 3.1 3.0
Bottom 0.2 0.3 0.7 0.2 0.1 13.2 1.0 3.8 2.5 2.6 3.2 1.5 3.7 9.5

pH

27-04-2018 25-05-2018 13-06-2018 18-06-2018 19-06-2018 20-06-2018 18-07-2018 13-08-2018 27-09-2018 25-10-2018 16-11-2018 10-12-2018 18-01-2019 13-02-2019
Top 7.2 7.4 7.2 7.5 7.3 7.1 7.4 6.8 8.1 8.1 7.8 8.8 7.6 7.8
Bottom 7.2 6.9 6.9 7.0 7.0 6.9 7.7 7.2 7.3 7.2 7.7 8.0 7.6 7.9

Temperature ° C

27-04-2018 25-05-2018 13-06-2018 18-06-2018 19-06-2018 20-06-2018 18-07-2018 13-08-2018 27-09-2018 25-10-2018 16-11-2018 10-12-2018 18-01-2019 13-02-2019
Top 16.40 14.20 11.80 10.20 11.00 9.00 11.70 10.90 12.50 19.50 18.70 22.70 25.00 18.30
Bottom 16.00 14.30 14.70 14.60 14.70 12.90 12.10 12.20 12.80 15.00 16.00 18.50 22.50 18.00

Salinity ppt

27-04-2018 25-05-2018 13-06-2018 18-06-2018 19-06-2018 20-06-2018 18-07-2018 13-08-2018 27-09-2018 25-10-2018 16-11-2018 10-12-2018 18-01-2019 13-02-2019
Top 33.50 3.30 14.90 15.20 10.20 5.40 33.40 1.40 2.20 5.20 5.20 0.10 34.70 38.20
Bottom 37.40 33.90 33.10 32.90 32.90 26.90 37.80 34.40 36.00 34.20 35.90 35.70 36.40 38.30

D.O. mg/L

27-04-2018 25-05-2018 13-06-2018 18-06-2018 19-06-2018 20-06-2018 18-07-2018 13-08-2018 27-09-2018 25-10-2018 16-11-2018 10-12-2018 18-01-2019 13-02-2019
Top 6.21 8.32 8.17 9.03 10.25 8.54 7.55 9.18 9.03 10.40 11.77 20.00 5.77 7.14
Bottom 1.04 2.05 0.15 0.22 0.18 1.36 7.97 1.68 2.36 0.28 5.79 7.68 4.76 7.03

D.O. % Sat

27-04-2018 25-05-2018 13-06-2018 18-06-2018 19-06-2018 20-06-2018 18-07-2018 13-08-2018 27-09-2018 25-10-2018 16-11-2018 10-12-2018 18-01-2019 13-02-2019
Top 77.00 83.00 83.00 88.40 99.00 76.50 85.50 84.00 85.70 116.00 132.00 300.00 85.00 95.30
Bottom 13.00 24.70 1.80 2.60 2.10 15.00 93.80 19.50 27.90 3.50 73.00 101.00 67.70 93.20

Conductivity mS/cm

27-04-2018 25-05-2018 13-06-2018 18-06-2018 19-06-2018 20-06-2018 18-07-2018 13-08-2018 27-09-2018 25-10-2018 16-11-2018 10-12-2018 18-01-2019 13-02-2019
Top 51.08 5.90 24.57 25.11 17.30 9.56 50.87 2.68 4.12 9.24 9.23 0.19 52.68 57.38
Bottom 56.33 51.39 50.47 50.19 50.26 41.75 56.82 52.30 54.47 52.06 54.35 53.90 54.91 57.45
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